Hans-Werner Kaas is a consultant in McKinsey's Frankfurt office. Hans-Werner joined the firm in 1991. He holds a degree in mechnical engineering and business administration from the University of Kaiserslautern. Before joining McKinsey, Hans-Werner worked as a trainee for African Explosives and Chemical Industries (AECI) in Durban, South Africa, and as a consultant for Mercedes-Benz passenger car division developing a strategic and financial evaluation concept for new production technologies.